Home / 40,539.60-60,809.40-26,542.80

Finding the Fourth Proportional to 40,539.60, 60,809.40 and 26,542.80

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Solution

The fourth proportional to 40,539.60, 60,809.40 and 26,542.80 is: 39,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,539.60 : 60,809.40 = 26,542.80 : x
  2. Step 2: Convert to fraction form
    40,539.60/60,809.40 = 26,542.80/x
  3. Step 3: Cross multiply
    40,539.60x = 60,809.40 × 26,542.80
  4. Step 4: Simplify right side
    40,539.60x = 1,614,051,742.32
  5. Step 5: Solve for x
    x = 1,614,051,742.32/40,539.60
  6. Step 6: Final answer
    x = 39,814.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.